<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
	<title></title>
</head>
<body>
	
</body>
<script>
  //名字
  var name = "Dancefunk";
  //年龄
  var age = 18;
  
  alert('My name:'+name);
  alert('名字的数据类型为：' + typeof(name));
  
  alert('My age:'+age);
  alert('年龄的数据类型为：' + typeof(age));
</script>
</html>